Features Prevents Backward Flow: This inline check valve allows the smooth flow of liquid or air in one direction, preventing any backward flow for efficient operation. Versatile Application: Widely used in various industries including fuel pumps, household appliances, and agriculture equipment, making it a versatile choice for different applications. Safe and Durable: Made of high-quality plastic material, this one-way check valve is safe, non-toxic, and anti-rust, ensuring long-lasting durability. Easy Installation and Replacement: The plastic check valve is designed for easy installation and convenient unscrewing, making it hassle-free to replace when needed. Reliable Fluid System Protection: Applicable for fluid systems, this check valve effectively prevents counter current liquids, ensuring the smooth and continuous operation of your system. Specifications: - Condition: 100% new - Color: White - Material: Plastic - Hose Size: 4mm / 6mm / 8mm / 12mm - Opening Pressure: >0.015MPA - Compatible: Suitable for water, petrol, oils and other fluids Note:Please allow 3-5 mm error due to manual measurement Package Included: 1 x 1-Way Check Valve Package List